http://gawker.com/obsessed-stalker-spends-6-months-taping-an-asshole-who-1662620103/+matthardigree
This was allegedly compiled over 2 years...Kalamazoo, MI is a city of 25 sq. miles with a population of 75,000 people. It seems improbable you could track a total stranger like this but, the camera op does establish he learned the guy's patterns.